SMDJ18A - SMDJ Series

Series: SMDJ
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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The SMDJ Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Features:

  • For surface mounted applications in order to optimize board space
  • Low profile package
  • Typical failure mode is short from over-specified voltage or current
  • Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c
  • IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)
  • ESD protection of data lines in accordance with IEC 61000-4-2 (IEC801-2)
  • EFT protection of data lines in accordance with IEC 61000-4-4 (IEC801-4)
  • Built-in strain relief
  • Typical maximum temperature coefficient ΔVBR = 0.1% × VBR@25°C × ΔT
  • Glass passivated chip junction
  • 3000W peak pulse power capability at 10×1000μs waveform, repetition rate (duty cycles):0.01%
  • Fast response time: typically less than 1.0ps from 0V to BV min
  • Excellent clamping capability
  • Low incremental surge resistance
  • Typical IR less than 2μA above 12V
  • High temperature soldering guaranteed: 260°C/40 seconds at terminals
  • Plastic package has underwriters laboratory flammability 94V-O
  • Matte tin lead–free plated
  • Halogen free and RoHS compliant
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Application Spotlight


Property (Mouseover for details) Value
Reverse Standoff Voltage (VR) (Vso) 18
Watts (W) 3000
Peak Pulse Current (Ipp) 10x1000 (A) 102.7
Breakdown Voltage (MIN VBR@IT ) (V) 20
Breakdown Voltage (VBR@IT) (V) 22.1
Ir @Vso( μA) 2
On-State Current (IT) (mA) 1
Max Clamp Voltage (Vc) (V) 29.2
Partner ECAD Models SMDJ18A
Operating Temperature Maximum Celsius 150
Polarity Unipolar
Package DO-214AB

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Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
SMDJ18A-T7 TVS 3KW 18V 5%UNI DO-214AB TR07 RoHS RoHS No 01/01/2005 PbFree No 07/13/2012 Yes
07/13/2012
SMDJ18A TVS 3KW 18V 5%UNI DO-214AB TR13 RoHS RoHS No 01/01/2005 PbFree No Yes
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